twist around one's finger

Also, turn or wind or wrap around one's finger. Exert complete control over someone, do as one likes with someone, as in Alison could twist just about every man around her finger. This hyperbolic term dates from the mid-1800s.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.